dorothea Lange(may 26,1895-october 11 1965) was an american documentary photographer and PHOTOJOURNALIST best known for her depressing era work for the farm security administration.
Lewis Hine
Lewis Wickes Hine(september 26, 1874-November 3,1940) was an american sociologist and photographer, hine used his camera as a tool for a social reform
Matthew Brady
Matthew Brady(may 18, 1822-january 15 1896) was one of the first american photographers, best know for his scenes of the civil war.
Eadweard Muybridge
Eadweard Muybridge(9 april 1830-8 may 1904) was an english photographer important for his pioneering work in photographic studies in motion.